Home / 31,018.86-46,535.21-11,297.42

Finding the Fourth Proportional to 31,018.86, 46,535.21 and 11,297.42

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Solution

The fourth proportional to 31,018.86, 46,535.21 and 11,297.42 is: 16,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,018.86 : 46,535.21 = 11,297.42 : x
  2. Step 2: Convert to fraction form
    31,018.86/46,535.21 = 11,297.42/x
  3. Step 3: Cross multiply
    31,018.86x = 46,535.21 × 11,297.42
  4. Step 4: Simplify right side
    31,018.86x = 525,727,675.94
  5. Step 5: Solve for x
    x = 525,727,675.94/31,018.86
  6. Step 6: Final answer
    x = 16,948.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.